Use Ajax Blog Feed widget to design news feed, magazine and custom post with grid and slider style where you can select your favourite category by clicking or typing the keyword of blog. Choose your default style and implement them one by one in general option.
You can select post type and set the display limit in query option.
This is filter option where you can set multiple filtering ways to your blog section. Basically you will be able to use keyword, categories and tags for filtering.
Be a design master by using ajax blog feed’s styling tools.